Los Primeros School of Sciences & Arts (Data source)
Source data for Los Primeros School of Sciences & Arts
2015
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 3128863 | 2449 | - | 2436 | = | 13 | * | (59 | / | 361) | = | 2.12465374 | ||
4 | 3128864 | 2484 | - | 2485 | = | -1 | * | (62 | / | 361) | = | -0.17174515 | ||
5 | 3128867 | 2535 | - | 2528 | = | 7 | * | (59 | / | 361) | = | 1.14404432 | ||
6 | 3128868 | 2526 | - | 2552 | = | -26 | * | (60 | / | 361) | = | -4.32132964 | ||
7 | 3128871 | 2570 | - | 2567 | = | 3 | * | (62 | / | 361) | = | 0.51523546 | ||
8 | 3128872 | 2567 | - | 2586 | = | -19 | * | (59 | / | 361) | = | -3.10526316 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Los Primeros School of Sciences & Arts | -4 |
2016
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 96484 | 2463 | - | 2436 | = | 27 | * | (59 | / | 359) | = | 4.43732588 | ||
4 | 96487 | 2495 | - | 2485 | = | 10 | * | (60 | / | 359) | = | 1.67130919 | ||
5 | 96488 | 2539 | - | 2528 | = | 11 | * | (61 | / | 359) | = | 1.86908077 | ||
6 | 96490 | 2548 | - | 2552 | = | -4 | * | (60 | / | 359) | = | -0.66852368 | ||
7 | 96493 | 2556 | - | 2567 | = | -11 | * | (60 | / | 359) | = | -1.83844011 | ||
8 | 96494 | 2608 | - | 2586 | = | 22 | * | (59 | / | 359) | = | 3.61559887 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Los Primeros School of Sciences & Arts | 9 |
2017
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 99273 | 2468 | - | 2436 | = | 32 | * | (59 | / | 368) | = | 5.13043475 | ||
4 | 99275 | 2513 | - | 2485 | = | 28 | * | (62 | / | 368) | = | 4.71739128 | ||
5 | 99278 | 2516 | - | 2528 | = | -12 | * | (63 | / | 368) | = | -2.05434782 | ||
6 | 99279 | 2548 | - | 2552 | = | -4 | * | (60 | / | 368) | = | -0.65217391 | ||
7 | 99281 | 2568 | - | 2567 | = | 1 | * | (64 | / | 368) | = | 0.17391304 | ||
8 | 99283 | 2557 | - | 2586 | = | -29 | * | (60 | / | 368) | = | -4.72826086 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Los Primeros School of Sciences & Arts | 3 |
2018
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 99433 | 2452 | - | 2436 | = | 16 | * | (58 | / | 366) | = | 2.53551912 | ||
4 | 99435 | 2524 | - | 2485 | = | 39 | * | (62 | / | 366) | = | 6.60655737 | ||
5 | 99437 | 2533 | - | 2528 | = | 5 | * | (62 | / | 366) | = | 0.84699454 | ||
6 | 99439 | 2518 | - | 2552 | = | -34 | * | (61 | / | 366) | = | -5.66666664 | ||
7 | 99441 | 2550 | - | 2567 | = | -17 | * | (62 | / | 366) | = | -2.87978142 | ||
8 | 99443 | 2568 | - | 2586 | = | -18 | * | (61 | / | 366) | = | -2.99999999 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Los Primeros School of Sciences & Arts | -2 |
2019
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 100096 | 2463 | - | 2436 | = | 27 | * | (59 | / | 343) | = | 4.64431485 | ||
4 | 100097 | 2513 | - | 2485 | = | 28 | * | (60 | / | 343) | = | 4.89795916 | ||
5 | 100098 | 2534 | - | 2528 | = | 6 | * | (61 | / | 343) | = | 1.06705539 | ||
6 | 100099 | 2554 | - | 2552 | = | 2 | * | (61 | / | 343) | = | 0.35568513 | ||
7 | 100100 | 2530 | - | 2567 | = | -37 | * | (52 | / | 343) | = | -5.60932943 | ||
8 | 100101 | 2561 | - | 2586 | = | -25 | * | (50 | / | 343) | = | -3.64431485 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Los Primeros School of Sciences & Arts | 2 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
-4 | 9 | 3 | -2 | 2 | 8.0 | 1.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 16.6
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -13.4
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources:
2015 | 2016 | 2017 | 2018 | 2019 | |
---|---|---|---|---|---|
Percent | 19% | 19% | 15% | 19% | 15% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Pleasant Valley school district County of Ventura
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation, parent education.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Los Primeros School of Sciences & Arts math proficiency
Zero+ meets standard.
12% less $meal
11% less $meal
9% less $meal
13% less $meal
9% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.